LOCK PART STRUCTURE OF CONNECTOR

PROBLEM TO BE SOLVED: To make a lock part of a connector with a cable be inserted into an underground pipe, a tube, or the like having irregularities, smoothly without being caught.SOLUTION: In a connector housing 2 having a circular shape or an oval shape in cross section, a lock part 5 is provided in such a manner as to be protruded outward, a lock covering wall 4 is provided which covers the lock part and which is formed in a curved shape in cross section, a curved part 8 or an inclined part going backward and upward from a lower end of the lock covering wall to a top 7 is formed, and the curved part 8 or the lower end 6 of the inclined part is made continuous to a front end 22 of the connector housing without any steps.